At about 1:09, the exterior shot of the house shows that it is literally "blanketed" in snow...fake snow. The wind blows and noticeably flips up two sections of fabric that are hanging over the edge of the second story roofline. Right when it happens, the camera angle very abruptly shifts down to the first level.
There is no subway station on Manhattan's Stone Street named "Stone Street Station". The nearest subway station is Wall Street. There have never been New York subway routes labeled 14, 15, 16, I, P or U.